Question

B. Put mustn't or needn't in the blank spaces. Choose the one that seems to you the more suitable.
1. You ____ do the work this evening; tomorrow will be soon enough.
2. I told him that he ___say those silly things.
3. You ___ sit there in your wet clothes; you will catch cold if you do.
4. They ___do all the exercise. Four will be enough.
5. We ___ go just yet. Our train doesn't leave for half an hour. ​

Answer 1

Answer:

needn't

mustn't

mustn't

needn't

needn't

I hope this helps!